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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1939 | 1 |
| 1947 | 7 |
| 1948 | 13 |
| 1949 | 4 |
| 1950 | 1 |
| 1952 | 1 |
| 1953 | 3 |
| 1954 | 5 |
| 1956 | 2 |
| 1958 | 3 |
| 1959 | 1 |
| 1960 | 3 |
| 1961 | 3 |
| 1962 | 4 |
| 1963 | 4 |
| 1964 | 3 |
| 1965 | 9 |
| 1966 | 7 |
| 1967 | 5 |
| 1968 | 11 |
| 1969 | 12 |
| 1970 | 16 |
| 1971 | 36 |
| 1972 | 31 |
| 1973 | 38 |
| 1974 | 57 |
| 1975 | 91 |
| 1976 | 135 |
| 1977 | 127 |
| 1978 | 161 |
| 1979 | 181 |
| 1980 | 254 |
| 1981 | 274 |
| 1982 | 315 |
| 1983 | 391 |
| 1984 | 469 |
| 1985 | 526 |
| 1986 | 604 |
| 1987 | 689 |
| 1988 | 898 |
| 1989 | 1219 |
| 1990 | 1393 |
| 1991 | 1696 |
| 1992 | 1923 |
| 1993 | 2415 |
| 1994 | 3069 |
| 1995 | 3815 |
| 1996 | 4588 |
| 1997 | 5600 |
| 1998 | 6453 |
| 1999 | 7133 |
| 2000 | 9018 |
| 2001 | 9760 |
| 2002 | 11063 |
| 2003 | 13074 |
| 2004 | 15384 |
| 2005 | 18709 |
| 2006 | 21712 |
| 2007 | 25545 |
| 2008 | 29543 |
| 2009 | 34133 |
| 2010 | 40355 |
| 2011 | 48022 |
| 2012 | 56385 |
| 2013 | 65971 |
| 2014 | 75947 |
| 2015 | 85157 |
| 2016 | 94497 |
| 2017 | 104837 |
| 2018 | 115039 |
| 2019 | 128001 |
| 2020 | 157219 |
| 2021 | 185573 |
| 2022 | 191493 |
| 2023 | 190831 |
| 2024 | 100753 |
| 2025 | 11 |